NASHVILLE, Tenn. — Alternative R&B with a psychedelic twist, Remy Nova, the artist name of Jeremy Little—releases his new single, “Oh Deed (On Gummy Weed),” a woozy, immersive trip through space, time, and the effects of one gummy too many. Combining wry storytelling with dreamy production, the track invites listeners to float in the ether and…